Jasper
Hardness ( Moh )
" 6.5 - 7
Crystal System
HexagonalSpecific Gravity
2.58 - 2.91
Refractive Index
1.544 - 1.553
Birefringence
Family
Quartz
Colour(s)
Brown, yellow, orange, red, green, or blue
Cleavage
Francture Type
Conchoidal
Luster
Streak
White
Transparency
Opaque
Formula
SiO2
Country
Found In Antarctica,Argentina,Australia,Austria,Bailiwick of Guernsey,Bolivia,Brazil,Bulgaria,Canada,Chile,China,Cuba,Cyprus,Czech Republic,Ecuador,Egypt,Fiji,Finland,France,Georgia,Germany,Greece,Guyana,Hungary,Iceland,India,Indian Ocean,Indonesia,Iran,Ireland,Italy,Japan,Kazakhstan,Laos,Madagascar,Mauritania,Mexico,Morocco,Namibia,Netherlands,New Zealand,Nicaragua,North America,Norway,Oman,Pakistan,Papua New Guinea,Paraguay,Peru,Poland,Portugal,Romania,Russia,Saudi Arabia,Senegal,Slovakia,South Africa,Spain,Sweden,Taiwan,Turkey,Uganda,UK,Ukraine,USA,Vanuatu,Venezuela,Zambia,Zimbabwe